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import java.awt.Image;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.GrayFilter;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class Main extends JFrame {
public Main() {
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JPanel p = new JPanel();
ImageIcon icon = new ImageIcon("r.gif");
JButton b1 = new JButton("Regular", icon);
p.add(b1);
Image image = GrayFilter.createDisabledImage(icon.getImage());
JButton b2 = new JButton("GrayFilter", new ImageIcon(image));
p.add(b2);
getContentPane().add(p);
pack();
setVisible(true);
}
public static void main(String arg[]) {
new Main();
}
}
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